(D) Notwithstanding the provisions of subdivision (a)(2)(A) of this section, permits may be issued for the movement of earthmoving equipment that is a tractor with dirt pan in tow used primarily for farming operations to travel upon the state highways in excess of a fifty-mile radius of the point of origin or for the movement of earthmoving equipment that is a tractor with dirt pan in tow used primarily for commercial earthmoving operations for travel upon state highways of any distance subject to the following requirements:
(i) The permit shall be issued only to owners or lessors of the vehicles who are primarily engaged in farming or commercial earthmoving operations;
(ii) The permit issued shall be limited to daylight operation for a specified seventy-two-hour period and shall specify the route of travel;
(iii) Not withstanding any other provision of law to the contrary or unless otherwise prohibited by federal law, no part of the movement may be upon any interstate highway or fully controlled access facility unless:
(a) The earthmoving equipment is traveling on a section of U.S. Highway 63 that includes the roadway over the St. Francis Sunken Lands Wildlife Management Area between the exits for State Highway 149 and State Highway 14, as they existed on June 1, 2015;
(b) The highway has been designated and known as a part of the Interstate Highway System and other routes within the National Highway System; and
(c) The earthmoving equipment was permitted to legally operate on that section of U.S. Highway 63 or permitted to legally operate on the highway before the highway was designated and known as a part of the Interstate Highway System and other routes within the National Highway System;
(iv) Proof of liability insurance for the tow vehicle shall be submitted to the Arkansas State Highway and Transportation Department;
(v) Vehicles shall be accompanied by a front escort vehicle with flashing amber lights, radio contact with the vehicle operator, and "wide load" signs;
(vi) (a) Vehicles may be moved in convoys of no more than three (3) vehicles with escorts at the front and rear of the convoy.
(b) Convoys shall pull off the highway at sufficient intervals to allow traffic to pass;
(vii) A permit may be issued for no more than two (2) dirt pans to be towed by one (1) tractor; and
(viii) Permit fees shall be set by the commission.